package com.itheima;

public class Demo6 {
    public static void main(String[] args) {
        int[] arr = {6, 1, 2, 7, 9, 3, 4, 5, 10, 8};
        quiteSort(arr,0,arr.length-1);
        for (int i = 0; i < arr.length; i++) {
            System.out.print(arr[i]+" ");
        }
    }

    private static void quiteSort(int[] arr, int left, int right) {
        if(right<left){
            return;
        }
        int left0 = left;
        int right0 = right;
        int baseNum = arr[left0];
        while(left != right){
            while (arr[right] >= baseNum && right>left){
                right--;
            }
            while (arr[left] <= baseNum && right>left){
                left++;
            }

            int temp = arr[left];
            arr[left] = arr[right];
            arr[right] =temp;
        }
        int temp =arr[left];
        arr[left] = arr[left0];
        arr[left0] = temp;

        quiteSort(arr,left0,left-1);
        quiteSort(arr,left+1,right0);
    }
}
